CN218252505U

CN218252505U - Stretch forming die

Info

Publication number: CN218252505U
Application number: CN202222577452.9U
Authority: CN
Inventors: 王家明; 姚军; 宫明旭
Original assignee: Jilin Huashengda Stamping Products Co ltd
Current assignee: Jilin Huashengda Stamping Products Co ltd
Priority date: 2022-09-28
Filing date: 2022-09-28
Publication date: 2023-01-10
Anticipated expiration: 2032-09-28

Abstract

The application provides a stretch-forming die, includes: the upper die plate comprises an upper die plate body and a lower die plate body, wherein a lower base plate is arranged on the upper surface of the lower base plate body, a lower die main body is arranged on the upper surface of the lower base plate body, a plurality of positioning columns are arranged at the intersection of the lower base plate body and the lower die main body and penetrate through the lower die main body, a plurality of lower die feet are arranged on the lower surface of the lower die plate body, a bottom plate is arranged on the lower surface of the plurality of lower die feet, the technical field of dies is related to, wherein a first positioning hole and a second positioning hole are respectively formed in the corresponding positions of the upper die main body and the lower die main body, the hole diameters of the first positioning hole and the second positioning hole are identical, positioning columns are arranged at the intersection of the lower base plate body and the lower die main body, the length of the positioning columns is larger than the thickness of the lower die main body, and the upper die main body and the lower die main body can be aligned through the positioning columns when the upper die main body and the lower die main body are mutually abutted.

Description

Stretch forming die

Technical Field

The utility model relates to a mould technical field especially relates to a stretch forming mould.

Background

The mould is various moulds and tools for obtaining required products by injection molding, blow molding, extrusion, die casting or forging forming, smelting, stamping and other methods in industrial production. In short, a mold is a tool used to make a shaped article, the tool being made up of various parts, different molds being made up of different parts. The processing of the appearance of an article is realized mainly through the change of the physical state of a formed material.

The die comprises a blanking die, a bending die, a stretching die, a hole flanging die, a hole shrinking die, a fluctuation die, an expansion die, a shaping die, a die forging die, a heading die, an extrusion die, a die casting die and a forging die, wherein the stretching die can be used for carrying out extrusion forming on the size of a workpiece.

However, the device has the following problems in the use process:

when current last mould main part and lower mould main part contact each other, most all adopt guide pillar and guide pin bushing to correspond each other and connect, reach and go up mould main part and lower mould main part and align each other to make and go up mould main part and lower mould main part and align, but in the use, through leading to and the guide pin bushing aligns each other, go up and probably have less deviation between mould main part and the lower mould main part, thereby the work piece that leads to producing appears unqualified problem and takes place.

SUMMERY OF THE UTILITY MODEL

In order to overcome the current problem that the product is unqualified to the corresponding inaccurate appearance of last mould main part and lower mould main part, the embodiment of this application provides a stretch forming die, first locating hole and second locating hole have been seted up respectively to the corresponding position punishment of last mould main part and lower mould main part, and the aperture homogeneous phase of first locating hole and second locating hole is the same, be equipped with the reference column in the crossing department of lower bolster and lower mould main part, and the length of reference column is greater than the thickness of lower mould main part, like this when the mutual butt of last mould main part and lower mould main part, can make through the reference column and go up mould main part and align.

The technical scheme adopted by the embodiment of the application for solving the technical problem is as follows:

a stretch-forming die comprising: the upper die comprises an upper die plate and a lower die plate, wherein two hanging columns are respectively arranged on two sides of the upper die plate and two hanging columns which are connected with the upper die plate and the lower die plate in a screwing mode, a lower base plate is arranged on the upper surface of the lower die plate, a lower die main body is arranged on the upper surface of the lower base plate, a plurality of positioning columns are arranged at the intersection of the lower base plate and the lower die main body and penetrate through the lower die main body, a second supporting plate is arranged on the lower surface of the lower die main body, a groove is formed in the upper surface of the second supporting plate, two second positioning holes are formed in two ends of the second supporting plate respectively, a plurality of lower die feet are arranged on the lower surface of the lower die plate, a bottom plate is arranged on the lower surface of each lower die foot, the lower die plate and the bottom plate are arranged on the upper end and the lower end of each lower die foot respectively, a large gap is formed between the lower die plate and the bottom plate under the effect of each lower die foot, and the whole structure is convenient to take.

Preferably, the lower die plate is provided with a guide pillar at a position corresponding to the guide sleeve, the guide pillar is smaller than the diameter of the inner circle of the guide sleeve, the corresponding positions of the upper die main body and the lower die main body are respectively provided with a first positioning hole and a second positioning hole, the diameters of the first positioning hole and the second positioning hole are the same, the positioning pillar is arranged at the intersection of the lower die plate and the lower die main body, the length of the positioning pillar is larger than the thickness of the lower die main body, and therefore when the upper die main body and the lower die main body are mutually abutted, the upper die main body and the lower die main body can be aligned through the positioning pillar.

Preferably, the lower template is equipped with the second and accepts the post near the corresponding position department of first accepting the post, the cross-sectional diameter that the post was accepted to the second is the same with the cross-sectional diameter of first accepting the post, when cope match-plate pattern and lower template mutual contact, can avoid cope match-plate pattern and lower bolster can not appear the deviation under the effect of first accepting post and second accepting the post.

Preferably, the upper surface of the upper template is provided with an upper template main body, the upper template main body comprises a first support plate, the upper surface of the first support plate is provided with a convex strip, two ends of the first support plate are respectively provided with two first positioning holes, two ends of the upper template close to the upper template main body are respectively provided with two guide sleeves, when the upper template and the lower template are contacted with each other, the guide sleeves and the guide pillars are contacted with each other, the upper template and the lower template can be tightly contacted under the action of the guide sleeves and the guide pillars, and two sides of the upper template close to the upper template main body are respectively provided with two first receiving pillars.

Preferably, the lower backing plate comprises a transverse plate, a third positioning hole is formed in the intersection of the transverse plate and the positioning column, the positioning column can penetrate through the third positioning hole to be mutually inserted into the lower die main body on the upper surface, the lower die main body is positioned, and a plurality of through holes are formed in two sides of the transverse plate.

The embodiment of the application has the advantages that:

1. the first positioning hole and the second positioning hole are respectively formed in the corresponding positions of the upper die main body and the lower die main body, the diameters of the first positioning hole and the second positioning hole are identical, the positioning column is arranged at the intersection of the lower base plate and the lower die main body, the length of the positioning column is larger than the thickness of the lower die main body, and therefore when the upper die main body and the lower die main body are mutually abutted, the upper die main body and the lower die main body can be aligned through the positioning column.

2. Lower die foot and bottom plate are equipped with at the lower surface of lower template to the upper and lower both ends of lower die foot are equipped with lower bolster and bottom plate respectively, make to have great gap between lower bolster and the bottom plate like this under the effect of lower die foot, and it is more convenient when holding overall structure like this.

Drawings

FIG. 1 is a schematic view of the overall structure of the upper mold plate of the stretch forming mold of the present invention;

fig. 2 is a schematic view of the whole structure of the lower template of the stretch forming die of the present invention;

fig. 3 is a schematic top view of the upper mold body of the present invention;

fig. 4 is a schematic top view of the lower mold body of the present invention;

fig. 5 is a schematic view of the top view structure of the lower cushion plate of the present invention.

Description of the main reference numbers:

1. mounting a template; 2. an upper die main body; 21. a first support plate; 22. a convex strip; 23. a first positioning hole; 3. a first receiving column; 4. a guide sleeve; 5. hoisting a column; 6. a base plate; 7. a lower mold leg; 8. a lower die main body; 81. a second support plate; 82. a groove; 83. a second positioning hole; 9. a lower base plate; 91. a transverse plate; 92. a through hole; 93. a third positioning hole; 10. a second receiving column; 11. a lower template; 12. a guide post; 13. and a positioning column.

Detailed Description

The embodiment of the application provides a stretch forming die, solve the last mould main part among the prior art and the corresponding inaccurate problem that the product is unqualified of lower mould main part, first locating hole and second locating hole have been seted up respectively in the corresponding position punishment of last mould main part and lower mould main part, and the aperture homogeneous phase of first locating hole and second locating hole is the same, be equipped with the reference column in the crossing department of lower bolster and lower mould main part, and the length of reference column is greater than the thickness of lower mould main part, like this when the mutual butt of last mould main part and lower mould main part, can make through the reference column and go up mould main part and lower mould main part and align.

In order to solve the above problems, the technical solution in the embodiment of the present application has the following general idea:

example 1:

this embodiment provides a specific structure of a stretch-forming die, as shown in fig. 1 to 5, including: the upper die plate 1 and the lower die plate 11, two hanging posts 5 are respectively arranged on two sides of the upper die plate 1 and the lower die plate 11, the two hanging posts 5 are connected with the upper die plate 1 and the lower die plate 11 in a screwing mode, a lower cushion plate 9 is arranged on the upper surface of the lower die plate 11, a lower die main body 8 is arranged on the upper surface of the lower cushion plate 9, a plurality of positioning columns 13 are arranged at the intersection of the lower cushion plate 9 and the lower die main body 8, the plurality of positioning columns 13 penetrate through the lower die main body 8, a second support plate 81 of the lower die main body 8 is provided, a groove 82 is formed in the upper surface of the second support plate 81, two second positioning holes 83 are respectively formed in two ends of the second support plate 81, a plurality of lower die feet 7 are arranged on the lower surface of the lower die plate 11, a bottom plate 6 is arranged on the lower surface of the plurality of lower die feet 7, the lower die plate 11 and the bottom plate 6 are respectively arranged on the upper and lower ends of the lower die feet 7, and a larger gap is formed between the lower die plate 11 and the bottom plate 6 under the action of the lower die feet 7, and the whole structure is more convenient to hold.

The lower template 11 is provided with a guide post 12 at the corresponding position close to the guide sleeve 4, and the diameter of the cross section of the guide post 12 is smaller than that of the cross section of the inner circle of the guide sleeve 4.

The lower bolster 11 is equipped with second holding post 10 near the corresponding position department of first holding post 3, and the cross-sectional diameter of second holding post 10 is the same with the cross-sectional diameter of first holding post 3, when cope match-plate pattern 1 and lower bolster 11 contact each other, can avoid cope match-plate pattern 1 and lower bolster 11 can not appear the deviation under the effect through first holding post 3 and second holding post 10.

By adopting the technical scheme:

the upper die main body 2 and the lower die main body 8 are respectively provided with a first positioning hole 23 and a second positioning hole 83 at corresponding positions, the first positioning hole 23 and the second positioning hole 83 have the same diameter, the positioning column 13 is arranged at the intersection of the lower cushion plate 9 and the lower die main body 8, and the length of the positioning column 13 is greater than the thickness of the lower die main body 8, so that the upper die main body 2 and the lower die main body 8 can be aligned through the positioning column 13 when the upper die main body 2 and the lower die main body 8 are mutually abutted.

Example 2:

1-5, in this embodiment, compared with embodiment 1, it is further described that an upper surface of an upper die plate 1 is provided with an upper die main body 2, the upper die main body 2 includes a first support plate 21, an upper surface of the first support plate 21 is provided with a raised line 22, two ends of the first support plate 21 are respectively provided with two first positioning holes 23, two ends of the upper die plate 1, which are close to the upper die main body 2, are respectively provided with two guide sleeves 4, and two sides of the upper die plate 1, which are close to the upper die main body 2, are respectively provided with two first support columns 3.

The lower backing plate 9 comprises a transverse plate 91, a third positioning hole 93 is formed in the intersection of the transverse plate 91 and the positioning column 13, the positioning column 13 can penetrate through the third positioning hole 93 to be mutually inserted into the lower die main body 8 on the upper surface, the lower die main body 8 is positioned, and a plurality of through holes 92 are formed in two sides of the transverse plate 91.

By adopting the technical scheme:

when the upper template 1 and the lower template 11 contact each other, the guide sleeve 4 and the guide post 12 contact each other, and the upper template 1 and the lower template 11 can be tightly contacted under the action of the guide sleeve 4 and the guide post 12.

The working principle is as follows: during the use, at this moment at first take out the work piece that will process, the work piece that will treat will process is placed in the inside of lower bolster main part 8, later take out cope match-plate pattern 1, the inside first support post 3 of cope match-plate pattern 1 and the inside second support post 10 of lower bolster 11 correspond each other, after first support post 3 and the inside second support post 10 correspond each other, make cope match-plate pattern 1 and lower bolster 11 interconnect, the inside last mould main part 2 of cope match-plate pattern 1 and the inside lower mould main part 8 interconnect of lower bolster 11 like this, under the combined action of cope match-plate pattern main part 2 and lower mould main part 8, can process the inside work piece of lower mould main part 8, after processing, it can to separate cope match-plate pattern 1 and lower bolster 11.

Meanwhile, a first positioning hole 23 and a second positioning hole 83 are formed in corresponding positions of the upper die main body 2 and the lower die main body 8 respectively, the diameters of the first positioning hole 23 and the second positioning hole 83 are the same, a positioning column 13 is arranged at the intersection of the lower cushion plate 9 and the lower die main body 8, and the length of the positioning column 13 is larger than the thickness of the lower die main body 8, so that when the upper die main body 2 and the lower die main body 8 are abutted to each other, the upper die main body 2 and the lower die main body 8 can be aligned through the positioning column 13.

Finally, it should be noted that: it should be understood that the above examples are only for clearly illustrating the present invention and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. This need not be, nor should it be exhaustive of all embodiments. And obvious changes and modifications can be made without departing from the scope of the present invention.

Claims

1. A stretch-forming die, comprising: cope match-plate pattern (1) and lower bolster (11), the upper surface of lower bolster (11) is equipped with lower bolster (9), the upper surface of lower bolster (9) is equipped with lower mould main part (8), the crossing department of lower bolster (9) and lower mould main part (8) is equipped with a plurality of reference column (13), a plurality of reference column (13) run through lower mould main part (8), the lower surface of lower bolster (11) is equipped with a plurality of lower mould foot (7), a plurality of the lower surface of lower mould foot (7) is equipped with bottom plate (6).

2. The stretch-forming die as claimed in claim 1, wherein the upper surface of the upper die plate (1) is provided with an upper die main body (2), two guide sleeves (4) are respectively arranged at two ends of the upper die plate (1) close to the upper die main body (2), and two first bearing columns (3) are respectively arranged at two sides of the upper die plate (1) close to the upper die main body (2).

3. The stretch forming die of claim 1, wherein the lower die plate (11) is provided with a guide post (12) at a position close to the corresponding position of the guide sleeve (4), and the cross-sectional diameter of the guide post (12) is smaller than the cross-sectional diameter of the inner circle of the guide sleeve (4).

4. The stretch-forming die of claim 1, wherein a second bearing column (10) is arranged at a position, close to the first bearing column (3), of the lower die plate (11), and the cross-sectional diameter of the second bearing column (10) is the same as that of the first bearing column (3).

5. The stretch-forming die of claim 2, wherein the upper die body (2) comprises a first support plate (21), the upper surface of the first support plate (21) is provided with a convex strip (22), and two first positioning holes (23) are respectively formed at two ends of the first support plate (21).

6. The stretch-forming die of claim 1, wherein the lower die body (8) is a second plate (81), the second plate (81) has a recess (82) formed in an upper surface thereof, and two second positioning holes (83) are formed in each of both ends of the second plate (81).

7. The stretch forming die of claim 1, wherein the lower backing plate (9) comprises a transverse plate (91), a third positioning hole (93) is formed at the intersection of the transverse plate (91) and the positioning column (13), and a plurality of through holes (92) are formed in two sides of the transverse plate (91).

8. The stretch forming die of claim 1, wherein two hanging columns (5) are respectively arranged on two sides of the upper die plate (1) and the lower die plate (11), and the two hanging columns (5) are connected with the upper die plate (1) and the lower die plate (11) in a screwing mode.